Load data for .300 H&H Mag. + 180gr Barnes TSX BT

555 suitable loads across 99 powder(s) for cartridge .300 H&H Mag. with 180gr Barnes TSX BT bullet.

The most recommended powders for this combination are ReloadSwiss RS 70, Alliant Reloder-17 and ReloadSwiss RS 60.

Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.

Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.

Load Specifications

ImperialMetric

Bullet:.308 | 180gr | TSX BT

Cartridge:.300 H&H Mag. load data

Case Length (L3):2.850" | 72.4 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.631" | 16.0 mm

Case Capacity:85.9 gow | 5.57 cm³

Primer Size:Large Rifle Magnum (LRM)

Max. Pressure (C.I.P.):62,366 psi | 4,300 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:12.5

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Community Loads for .300 H&H Mag. + 180gr Barnes TSX BT

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

66.0 gr	3.515"	24.0"	2665 fps	•••
70.0 gr	3.515"	24.0"	2829 fps	•••

67.0 gr	3.515"	24.0"	2751 fps	•••
•••	3.515"	24.0"	2886 fps	•••

•••	3.600"	26.0"	2851 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.